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FR1309265A - Perfectionnements aux perforatrices à percussion - Google Patents

Perfectionnements aux perforatrices à percussion

Info

Publication number
FR1309265A
FR1309265A FR873612A FR873612A FR1309265A FR 1309265 A FR1309265 A FR 1309265A FR 873612 A FR873612 A FR 873612A FR 873612 A FR873612 A FR 873612A FR 1309265 A FR1309265 A FR 1309265A
Authority
FR
France
Prior art keywords
percussion drills
percussion
drills
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR873612A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mission Manufacturing Co
Original Assignee
Mission Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mission Manufacturing Co filed Critical Mission Manufacturing Co
Priority to FR873612A priority Critical patent/FR1309265A/fr
Application granted granted Critical
Publication of FR1309265A publication Critical patent/FR1309265A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
FR873612A 1961-09-19 1961-09-19 Perfectionnements aux perforatrices à percussion Expired FR1309265A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR873612A FR1309265A (fr) 1961-09-19 1961-09-19 Perfectionnements aux perforatrices à percussion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR873612A FR1309265A (fr) 1961-09-19 1961-09-19 Perfectionnements aux perforatrices à percussion

Publications (1)

Publication Number Publication Date
FR1309265A true FR1309265A (fr) 1962-11-16

Family

ID=8763105

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873612A Expired FR1309265A (fr) 1961-09-19 1961-09-19 Perfectionnements aux perforatrices à percussion

Country Status (1)

Country Link
FR (1) FR1309265A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442952A1 (fr) * 1978-06-23 1980-06-27 Lafitte Gilbert Appareil de forage a percussion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442952A1 (fr) * 1978-06-23 1980-06-27 Lafitte Gilbert Appareil de forage a percussion

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